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Cushion|Lab Grown|IGI

3.40ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG522237393

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG522237393

Diamond specifications and retailer prices

From €621 EUR
$694 USD
As of October 31, 2026
Save €3,792 EUR (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €4,413 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.4ct lab-grown cushion diamond

This 3.4ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG522237393 or 522237393. Listed at 13 retailers as of October 31, 2026, with prices from €621 to €4,413, a €3,792 spread on the same certified stone. Brilliant Earth lists it at €4,413. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.40
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522237393
Dimensions8.62 × 8.34 × 5.27 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.62 mm8.34 mm3.40 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522237393
Side View
Table 64.0%Crown 34.5°Girdle: ThickPavilion 32.1°Culet: NoneDepth 63.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €4,413 EUR|Low: €601 EUR|High: €4,547 EUR|Avg: €1,722 EUR|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 12€621 EUR
Retailer 7€689 EUR
Retailer 6€797 EUR
Retailer 11€943 EUR
Retailer 8€1,055 EUR
Retailer 5€1,070 EUR
Retailer 9€1,171 EUR
Retailer 10€2,005 EUR
Retailer 4€2,226 EUR
Retailer 3€2,270 EUR
Retailer 2€2,716 EUR
Brilliant Earth€4,413 EUR

41 data points across 12 retailers

13 retailers€621 EUR to €4,413 EUR

A
Cheapest Retailer
-
€621 EUR
$694 USD
Final sale: no returns
Retailer 2
-
€689 EUR
$770 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
€797 EUR
$890 USD
View
A
Retailer 4
-
€943 EUR
$1,053 USD
View
A
Retailer 5
-
€1,055 EUR
$1,179 USD
View
A
Retailer 6
-
€1,070 EUR
£942 GBP
View
A
Retailer 7
-
€1,171 EUR
$1,308 USD
View
B+
Retailer 8
-
€2,005 EUR
£1,764 GBP
View
B+
Retailer 9
-
€2,226 EUR
$2,487 USD
View
B+
Retailer 10
-
€2,270 EUR
$2,536 USD
View
B+
Retailer 11
-
€2,360 EUR
HK$20,600 HKD
View
B
Retailer 12
-
€2,716 EUR
£2,389 GBP
View
Most Expensive
B
Brilliant Earth
17972441A · Oct 31
€4,413 EUR
$4,930 USD
View
12 more retailers have this diamond
Prices start from €621 EURSave up to €3,792 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.40ct Cushion
€621 EUR